CC=clang++
STD=-std=c++11

all:
	$(CC) $(STD) 13-1.cpp 13-1_imply.cpp -o 13-1
	$(CC) $(STD) 13-2.cpp 13-2_imply.cpp -o 13-2
	#$(CC) $(STD) 13-3.cpp 13-3_imply.cpp -o 13-3
	$(CC) $(STD) 13-4.cpp 13-4_imply.cpp -o 13-4
clean:
	-rm 13-1 13-2 13-3 13-4
